Instantly update the UI fields for "City" and "District" to reduce user typing effort. 2. Key Mapping Examples Postal Code 00100 Colombo 01 (Fort) 20000 Kandy 80000 Galle 40000 Jaffna 3. Technical Implementation Strategy
To develop a feature around (often colloquially referred to as "ZIP codes" despite being a 5-digit numeric system), you should focus on a Postcode-to-Location lookup or Address Validation tool. srilankan55zip
A simple onChange event listener on the zip code input field to trigger the fetch request. Instantly update the UI fields for "City" and
Use a lightweight Node.js/Express service or a Python/Flask endpoint to serve the mapping. Sri Lanka uses a standard 5-digit format where
Sri Lanka uses a standard 5-digit format where the first two digits represent the province/district and the remaining digits specify the local post office. Proposed Feature: Smart Address Autocomplete